Mason takes his pulse. he counts 48 beats in 2/3 minute. mason goes on a bike ride and takes his pulse again. now he counts 81 beats in 3/4 minute. how many beats per minute did masons heart rate increase

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

Find the difference (8ab+a+2) - (3ab+6)

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.